PEP-308 a "simplicity-first" alternative
Bengt Richter
bokr at oz.net
Wed Feb 12 17:56:42 EST 2003
On 11 Feb 2003 19:58:33 -0800, Paul Rubin <http://phr.cx@NOSPAM.invalid> wrote:
>"Terry Reedy" <tjreedy at udel.edu> writes:
>> > I intensely dislike "x and y else z". "Explicit is better than
>> > implicit" to me specifically means avoiding this type of cutesy
>> > overloading.
>>
>> Do you intensely dislike it more or less than the current idiom "x and
>> y or z"?
>
>The current idiom is not something to like or dislike, since for some
>values of x and y, it's just plain incorrect. Its existence as a
>widespread idiom is basically a bug. The question we're discussing is
>whether to fix the bug or let it stand. "x and y else z" is a
>proposed fix that I dislike for the reasons I explained.
My fix is
x and {y} or z
meaning y is treated as True in logical expression context, but
retains its value for purposes of the expression value.
x and {y} or {z}
is an optional variant for stylistic purposes.
Regards,
Bengt Richter
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